Ankle joint effusion post-trauma

Case contributed by Jeremy Jones
Diagnosis certain

Presentation

Inversion injury while playing football. Tender and swollen ankle. Inability to weight bear.

Patient Data

Age: 10 years
Gender: Male
x-ray

Large ankle joint effusion, but no fracture.

Case Discussion

Similar to the elbow, the fat pads around the ankle joint (anteriorly and posteriorly) are displaced by the soft-tissue density. In most cases, the ankle joint effusion is most clearly demonstrated anteriorly.

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